diff --git a/exerr/builder.go b/exerr/builder.go
index 9b47ba6..2d60127 100644
--- a/exerr/builder.go
+++ b/exerr/builder.go
@@ -275,7 +275,7 @@ func (b *Builder) Any(key string, val any) *Builder {
 }
 
 func (b *Builder) Stringer(key string, val fmt.Stringer) *Builder {
-	if val == nil {
+	if langext.IsNil(val) {
 		return b.addMeta(key, MDTString, "(!nil)")
 	} else {
 		return b.addMeta(key, MDTString, val.String())
diff --git a/goextVersion.go b/goextVersion.go
index d4414f7..a134df4 100644
--- a/goextVersion.go
+++ b/goextVersion.go
@@ -1,5 +1,5 @@
 package goext
 
-const GoextVersion = "0.0.292"
+const GoextVersion = "0.0.293"
 
-const GoextVersionTimestamp = "2023-10-30T10:14:38+0100"
+const GoextVersionTimestamp = "2023-10-30T13:37:31+0100"